William Blair Funds - Account Selection

User ID:    

NOTICE: William Blair Funds account access site was not affected by the “Heartbleed” bug. It is best practice not to use the same password for multiple sites. If you use the same passwords across several sites, please change them, especially since some sites may have been vulnerable to this bug. To change your William Blair Funds account access password, log into your Account Portfolio and then select Change Password from the Account Services menu.

For assistance with Online Account Access, please call 1-800-635-2886.

(Enter User ID above then Click here)

To establish a new account, click the Establish New Account button.

Existing accounts formatted with Employee Identification Numbers (EIN) instead of Social Security Numbers will not be eligible for New Account Set Up.